import mongoose from 'mongoose'; const messageSchema = new mongoose.Schema({ text: { type: String, required: true, minlength: 1, maxlength: 1000 }, authorId: { type: mongoose.Schema.Types.ObjectId, ref: 'User', required: true }, roomId: { type: mongoose.Schema.Types.ObjectId, ref: 'Room', required: true } }, { timestamps: true }); const Message = mongoose.model('Message', messageSchema); export default Message;